Oh, it is by no means simpler than interpolating a scalar with /ee. But it is safer. And it really becomes an advantage when you are performing hundreds of replacements in a single doc. But again, if that's not where this is going to end up, then there's no need. Hence the original question.

Too often we see folks grab a powerful feature, deploy it all through their code and then it grows and eventually becomes a nightmare from one or more of efficiency, security or maintainability perspectives. Where relevant, it is best to head those off early on.